DE60019532T2 - Bildabtastungsgerät, Bilderzeugungsgerät, Bilderzeugungssystem, Bildabtastungs-Steuerungsverfahren und Speichermedium - Google Patents

Bildabtastungsgerät, Bilderzeugungsgerät, Bilderzeugungssystem, Bildabtastungs-Steuerungsverfahren und Speichermedium Download PDF

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Publication number
DE60019532T2
DE60019532T2 DE60019532T DE60019532T DE60019532T2 DE 60019532 T2 DE60019532 T2 DE 60019532T2 DE 60019532 T DE60019532 T DE 60019532T DE 60019532 T DE60019532 T DE 60019532T DE 60019532 T2 DE60019532 T2 DE 60019532T2
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DE
Germany
Prior art keywords
image
black
document
scanning
stripe
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60019532T
Other languages
German (de)
English (en)
Other versions
DE60019532D1 (de
Inventor
Kazuhito Ohashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE60019532D1 publication Critical patent/DE60019532D1/de
Application granted granted Critical
Publication of DE60019532T2 publication Critical patent/DE60019532T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00007—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for relating to particular apparatus or devices
    • H04N1/00018—Scanning arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/00037—Detecting, i.e. determining the occurrence of a predetermined state
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00026—Methods therefor
    • H04N1/0005—Methods therefor in service, i.e. during normal operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/00074—Indicating or reporting
    • H04N1/00076—Indicating or reporting locally
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00002—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for
    • H04N1/00071—Diagnosis, testing or measuring; Detecting, analysing or monitoring not otherwise provided for characterised by the action taken
    • H04N1/00082—Adjusting or controlling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/10—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces
    • H04N1/1013—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using flat picture-bearing surfaces with sub-scanning by translatory movement of at least a part of the main-scanning components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
  • Processing Or Creating Images (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Facsimiles In General (AREA)
DE60019532T 1999-11-16 2000-11-15 Bildabtastungsgerät, Bilderzeugungsgerät, Bilderzeugungssystem, Bildabtastungs-Steuerungsverfahren und Speichermedium Expired - Lifetime DE60019532T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32537999 1999-11-16
JP32537999A JP3486587B2 (ja) 1999-11-16 1999-11-16 画像読取装置、画像形成装置、画像形成システム、及び記憶媒体

Publications (2)

Publication Number Publication Date
DE60019532D1 DE60019532D1 (de) 2005-05-25
DE60019532T2 true DE60019532T2 (de) 2006-02-23

Family

ID=18176185

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60019532T Expired - Lifetime DE60019532T2 (de) 1999-11-16 2000-11-15 Bildabtastungsgerät, Bilderzeugungsgerät, Bilderzeugungssystem, Bildabtastungs-Steuerungsverfahren und Speichermedium

Country Status (4)

Country Link
US (1) US6750990B1 (ja)
EP (1) EP1102468B1 (ja)
JP (1) JP3486587B2 (ja)
DE (1) DE60019532T2 (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7119926B2 (en) * 2000-12-12 2006-10-10 Canon Kabushiki Kaisha Dust and dirt detection in image reading apparatus having original flow scanning function
JP2002185704A (ja) * 2000-12-15 2002-06-28 Canon Inc 画像読取装置及び方法
JP2003060853A (ja) * 2001-08-21 2003-02-28 Nisca Corp 画像読取装置
US20030090742A1 (en) * 2001-10-26 2003-05-15 Hiroaki Fukuda Image processing apparatus and image scanning apparatus
JP2003134307A (ja) * 2001-10-26 2003-05-09 Canon Inc 画像読取装置
JP2004053907A (ja) * 2002-07-19 2004-02-19 Sharp Corp 原稿読取装置
JP2004173165A (ja) 2002-11-22 2004-06-17 Canon Inc 画像読取装置
JP4310143B2 (ja) * 2003-07-25 2009-08-05 株式会社リコー 画像処理装置
JP4334328B2 (ja) * 2003-12-04 2009-09-30 株式会社リコー 画像読取装置
JP4165706B2 (ja) 2004-01-26 2008-10-15 株式会社リコー 原稿読み取り装置および画像形成装置
JP4498149B2 (ja) * 2005-01-17 2010-07-07 キヤノン株式会社 画像読み取り装置
JP2007104444A (ja) 2005-10-05 2007-04-19 Canon Inc 画像読取装置及びその異物領域表示方法
JP2007300448A (ja) * 2006-05-01 2007-11-15 Murata Mach Ltd 画像読取装置
JP4324626B2 (ja) 2007-07-30 2009-09-02 シャープ株式会社 原稿搬送読取装置、原稿搬送読取装置の読取位置調整方法、および画像形成装置
JP4889766B2 (ja) * 2009-06-15 2012-03-07 シャープ株式会社 画像読取り装置、及びそれを備えた画像形成装置
JP5693084B2 (ja) 2010-08-17 2015-04-01 キヤノン株式会社 画像読取装置、画像読取装置の制御方法、及びプログラム
JP5868031B2 (ja) * 2011-05-31 2016-02-24 キヤノン株式会社 画像処理装置、画像処理装置の制御方法及び画像処理装置のコンピュータに実行させるためのプログラム
JP2014143483A (ja) * 2013-01-22 2014-08-07 Canon Inc 画像読取装置
JP2015198327A (ja) * 2014-04-01 2015-11-09 キヤノン株式会社 画像読取装置、画像読取方法、及びコンピュータプログラム
JP5987074B2 (ja) * 2015-02-17 2016-09-06 京セラドキュメントソリューションズ株式会社 画像読取装置および画像形成装置
US9378440B1 (en) * 2015-03-30 2016-06-28 Xerox Corporation System and method for reducing toner contamination on roll pair of an image forming apparatus
CN109993762B (zh) * 2019-02-21 2022-12-16 华南理工大学 一种基于非对称逆布局模式的快速边缘检测方法
JP7298261B2 (ja) 2019-04-15 2023-06-27 富士フイルムビジネスイノベーション株式会社 画像読取装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6214577A (ja) * 1985-07-12 1987-01-23 Ricoh Co Ltd フアクシミリ装置等の自動白波形補正方式
JPH0296464A (ja) 1988-09-30 1990-04-09 Nec Corp ファクシミリ装置
JPH06233062A (ja) 1993-02-04 1994-08-19 Ricoh Co Ltd ファクシミリ装置
JPH1198329A (ja) 1997-09-19 1999-04-09 Toshiba Corp 画像読取装置と画像読取方法
US5969372A (en) 1997-10-14 1999-10-19 Hewlett-Packard Company Film scanner with dust and scratch correction by use of dark-field illumination
JP3637999B2 (ja) 1997-11-26 2005-04-13 株式会社リコー 画像読取装置
JPH11184174A (ja) * 1997-12-19 1999-07-09 Ricoh Co Ltd 原稿読取装置

Also Published As

Publication number Publication date
DE60019532D1 (de) 2005-05-25
EP1102468A3 (en) 2002-07-24
EP1102468A2 (en) 2001-05-23
JP2001144901A (ja) 2001-05-25
EP1102468B1 (en) 2005-04-20
JP3486587B2 (ja) 2004-01-13
US6750990B1 (en) 2004-06-15

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